//
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// Copyright (C) 2019 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#pragma once
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#include <string>
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namespace android {
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namespace gsi {
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static constexpr char kGsiServiceName[] = "gsiservice";
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static constexpr char kGsiBootedIndicatorFile[] = "/metadata/gsi/dsu/booted";
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static constexpr char kGsiBootedProp[] = "ro.gsid.image_running";
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static constexpr int kMaxBootAttempts = 1;
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// Returns true if the currently running system image is a live GSI.
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bool IsGsiRunning();
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// Return true if a GSI is installed (but not necessarily running).
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bool IsGsiInstalled();
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// Set the GSI as no longer bootable. This effectively removes the GSI. If no
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// GSI was bootable, false is returned.
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bool UninstallGsi();
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// Set the GSI as no longer bootable, without removing its installed files.
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bool DisableGsi();
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// Returns true if init should attempt to boot into a live GSI image, false
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// otherwise. If true, then the path to the liblp metadata file is set. If
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// false, an error message is set instead.
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//
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// This is only called by first-stage init.
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bool CanBootIntoGsi(std::string* metadata_file, std::string* error);
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// Called by first-stage init to indicate that we're about to boot into a
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// GSI.
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bool MarkSystemAsGsi();
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} // namespace gsi
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} // namespace android
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